Answer
given,
Power output of loud train = 100 W
Distance of intensity level from train= 100 m
I₀ = 10⁻¹² W/m²
Intensity of sound = ?
we know,
Intensity level
=
=
=
= 89 dB
White bunnies are bred seperatly from the wild. There is a gene inside of them which makes them white and scientists (millers) also know how to control the level of genes which are inside a bunny. This is why there aren't common in the while.
The tendency of a moving object to continue moving in a straight line or a stationary object to remain in place is called inertia.
According to law of inertia, an object maintains its state of rest or motion unless acted upon by an external force. an object can not move on its own unless force is applied on it to move it. also an object can not come to stop on its own unless acted upon by an external force to stop it.This is also known as newton's first law.
8. The answer is C
9. Sorry I don't know
Do not use water on chemical fires such as magnesium, or on electrical fires.